No, Unix does indeed use only \x0A as the line terminator.

$ cat > test
this is a test
this is a test
this is a test
12345678901234
$ od -t x1 test
000000  74  68  69  73  20  69  73  20  61  20  74  65  73  74  0a  74
000020  68  69  73  20  69  73  20  61  20  74  65  73  74  0a  74  68
000040  69  73  20  69  73  20  61  20  74  65  73  74  0a  31  32  33
000060  34  35  36  37  38  39  30  31  32  33  34  0a
000074
$ \ls -l test
-rw-------  1 ikegami  users  60 May 19 09:40 test

[download]

Not only do you see only "0a" without any "0d" in the binary dump, The file size indicates FreeBSD uses only one (60/4 - 14 = 1) character for the newline. From experience, the same applies to Linux, SunOS/Solaris and AIX. The Macs do something different, but I'm not sure what.

In reply to Re^2: Ascii upload ruins the file by ikegami
in thread Ascii upload ruins the file by Monk_Novice

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